Limits

This page lists the various limits that Humio has.

General limits

Description Limit Notes
Max number of fields in an event 1000 Can be changed using the MAX_EVENT_FIELD_COUNT configuration
Max event size 1M bytes
Max length of query 66k characters
Max number of elements in a groupBy 20k Can be changed using the MAX_STATE_LIMIT configuration
Max number of events in a tail 10k -
Max number of datasources in a repository 10k Can be changed using the MAX_DATASOURCES configuration

cloud.humio.com specific limits

Description Limit Notes
Max body size in POST requests 32M bytes this will mainly be hit when ingesting large bulks of events.